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Science and technology
The original prototype cochlear implant and a major advance in the treatment of deafness.
Made in London and brought to Australia by the wealthy Blaxland family in the early 1800s.
Tools, models and memorabilia from one of Australia's greatest engineering feats.
The first authenticated relic from explorer Ludwig Leichhardt's ill-fated 1848 expedition.
A Grubb telescope used by a bank manager and amateur astronomer in his NSW observatory.